add new attributes into avro schema

[John Smith]

Hi,

is it possible to extend avro schema with custom attributes, for example

{
 "type":"record",
  "name":"X",
   "fields":[
          {"name":"b3","type":"int","doc":"blabla",*"newField1"*:"test",
*"newField2"*:"test2"}
]}');



Thank you!